Home / 53,374.06-79,950.33-31,119.94

Finding the Fourth Proportional to 53,374.06, 79,950.33 and 31,119.94

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Solution

The fourth proportional to 53,374.06, 79,950.33 and 31,119.94 is: 46,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,374.06 : 79,950.33 = 31,119.94 : x
  2. Step 2: Convert to fraction form
    53,374.06/79,950.33 = 31,119.94/x
  3. Step 3: Cross multiply
    53,374.06x = 79,950.33 × 31,119.94
  4. Step 4: Simplify right side
    53,374.06x = 2,488,049,472.58
  5. Step 5: Solve for x
    x = 2,488,049,472.58/53,374.06
  6. Step 6: Final answer
    x = 46,615.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.